plunk vs colloquialism

plunk and colloquialism both are nouns.

Word	Noun	Adjective	Verb	Adverb
plunk	Yes	No	Yes	Yes
colloquialism	Yes	No	No	No

plunk (noun)	colloquialism (noun)
(baseball) hitting a baseball so that it drops suddenly	a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech
a hollow twanging sound

plunk (verb)	colloquialism (verb)
pull lightly but sharply with a plucking motion
set (something or oneself) down with or as if with a noise
drop steeply
make or move along with a sound as of a horse's hooves striking the ground

plunk (adverb)	colloquialism (adverb)
with a short hollow thud